/Engine/Source/Runtime/AnimGraphRuntime/Public/BoneControllers/AnimNode_RigidBody.h
Called when the node first runs. If the node is inside a state machine or cached pose branch then this can be called multiple times. This can be called on any thread.
virtual void Initialize_AnyThread ( const [FAnimationInitializeContext](API\Runtime\Engine\Animation\FAnimationInitializeContext) & Context )